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Students, including priests and other clerics, listen during a pastoral management course, designed for those who manage financial and human resources in parishes, dioceses and other organizations affiliated with the Catholic Church, at the Lateran Pontifical University, in Rome, Italy, on Tuesday, Feb. 17, 2015. Pope Francis, the leader of the world's 1.2 billion Catholics, has boosted oversight and ordered a sweeping overhaul of the Holy See's financial system by establishing a secretariat for economic issues, appointing a special commission to scrutinize the Vatican bank's activities and bolstered efforts to comply with international anti-money laundering rules. Photographer: Alessia Pierdomenico/Bloomberg